Tissue Containing Totipotent Embryonic Stem Cells Is Difficult to Obtain;

question 86

Multiple Choice

Tissue containing totipotent embryonic stem cells is difficult to obtain; what is the usual source?

• A) donated blastocysts produced by in vitro fertilization for women seeking fertility treatment
• B) tissues from spontaneous miscarriage during the first trimester of pregnancy
• C) blood and tissues extracted from the placenta after the birth of the fetus
• D) cloned embryos produced by fusing a somatic cell with an enucleated egg cell

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Definitions:

Speculative Demand

The demand for goods, services, or assets based not on their fundamental value but on the expectation that their price will increase in the future.

Precautionary Demand

The demand for liquid assets or money for the purpose of meeting unforeseen emergencies or taking advantage of unexpected opportunities.

Liquidity Trap

A situation where low interest rates fail to increase lending and economic growth due to people preferring to hold onto cash.

Demand Curve

A graphical representation of the relationship between the price of a good or service and the quantity demanded for a given period, typically showing a downward slope from left to right.